Home / 19,033.79-28,557.44-8,502.84

Finding the Fourth Proportional to 19,033.79, 28,557.44 and 8,502.84

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Solution

The fourth proportional to 19,033.79, 28,557.44 and 8,502.84 is: 12,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,033.79 : 28,557.44 = 8,502.84 : x
  2. Step 2: Convert to fraction form
    19,033.79/28,557.44 = 8,502.84/x
  3. Step 3: Cross multiply
    19,033.79x = 28,557.44 × 8,502.84
  4. Step 4: Simplify right side
    19,033.79x = 242,819,332.50
  5. Step 5: Solve for x
    x = 242,819,332.50/19,033.79
  6. Step 6: Final answer
    x = 12,757.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.